2 * Copyright © 2010 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
25 * Kristian Høgsberg <krh@bitplanet.net>
28 #define WL_HIDE_DEPRECATED
41 #include <c11/threads.h>
45 #include <drm_fourcc.h>
48 #include <GL/internal/dri_interface.h>
49 #include "GL/mesa_glinterop.h"
50 #include <sys/types.h>
53 #ifdef HAVE_WAYLAND_PLATFORM
54 #include "wayland-drm.h"
55 #include "wayland-drm-client-protocol.h"
59 #include "util/u_atomic.h"
61 /* The kernel header drm_fourcc.h defines the DRM formats below. We duplicate
62 * some of the definitions here so that building Mesa won't bleeding-edge
66 #define DRM_FORMAT_R8 fourcc_code('R', '8', ' ', ' ') /* [7:0] R */
69 #ifndef DRM_FORMAT_RG88
70 #define DRM_FORMAT_RG88 fourcc_code('R', 'G', '8', '8') /* [15:0] R:G 8:8 little endian */
73 #ifndef DRM_FORMAT_GR88
74 #define DRM_FORMAT_GR88 fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */
77 const __DRIuseInvalidateExtension use_invalidate
= {
78 .base
= { __DRI_USE_INVALIDATE
, 1 }
81 EGLint dri2_to_egl_attribute_map
[] = {
83 EGL_BUFFER_SIZE
, /* __DRI_ATTRIB_BUFFER_SIZE */
84 EGL_LEVEL
, /* __DRI_ATTRIB_LEVEL */
85 EGL_RED_SIZE
, /* __DRI_ATTRIB_RED_SIZE */
86 EGL_GREEN_SIZE
, /* __DRI_ATTRIB_GREEN_SIZE */
87 EGL_BLUE_SIZE
, /* __DRI_ATTRIB_BLUE_SIZE */
88 EGL_LUMINANCE_SIZE
, /* __DRI_ATTRIB_LUMINANCE_SIZE */
89 EGL_ALPHA_SIZE
, /* __DRI_ATTRIB_ALPHA_SIZE */
90 0, /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
91 EGL_DEPTH_SIZE
, /* __DRI_ATTRIB_DEPTH_SIZE */
92 EGL_STENCIL_SIZE
, /* __DRI_ATTRIB_STENCIL_SIZE */
93 0, /* __DRI_ATTRIB_ACCUM_RED_SIZE */
94 0, /* __DRI_ATTRIB_ACCUM_GREEN_SIZE */
95 0, /* __DRI_ATTRIB_ACCUM_BLUE_SIZE */
96 0, /* __DRI_ATTRIB_ACCUM_ALPHA_SIZE */
97 EGL_SAMPLE_BUFFERS
, /* __DRI_ATTRIB_SAMPLE_BUFFERS */
98 EGL_SAMPLES
, /* __DRI_ATTRIB_SAMPLES */
99 0, /* __DRI_ATTRIB_RENDER_TYPE, */
100 0, /* __DRI_ATTRIB_CONFIG_CAVEAT */
101 0, /* __DRI_ATTRIB_CONFORMANT */
102 0, /* __DRI_ATTRIB_DOUBLE_BUFFER */
103 0, /* __DRI_ATTRIB_STEREO */
104 0, /* __DRI_ATTRIB_AUX_BUFFERS */
105 0, /* __DRI_ATTRIB_TRANSPARENT_TYPE */
106 0, /* __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE */
107 0, /* __DRI_ATTRIB_TRANSPARENT_RED_VALUE */
108 0, /* __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE */
109 0, /* __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE */
110 0, /* __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE */
111 0, /* __DRI_ATTRIB_FLOAT_MODE (deprecated) */
112 0, /* __DRI_ATTRIB_RED_MASK */
113 0, /* __DRI_ATTRIB_GREEN_MASK */
114 0, /* __DRI_ATTRIB_BLUE_MASK */
115 0, /* __DRI_ATTRIB_ALPHA_MASK */
116 EGL_MAX_PBUFFER_WIDTH
, /* __DRI_ATTRIB_MAX_PBUFFER_WIDTH */
117 EGL_MAX_PBUFFER_HEIGHT
, /* __DRI_ATTRIB_MAX_PBUFFER_HEIGHT */
118 EGL_MAX_PBUFFER_PIXELS
, /* __DRI_ATTRIB_MAX_PBUFFER_PIXELS */
119 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH */
120 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT */
121 0, /* __DRI_ATTRIB_VISUAL_SELECT_GROUP */
122 0, /* __DRI_ATTRIB_SWAP_METHOD */
123 EGL_MAX_SWAP_INTERVAL
, /* __DRI_ATTRIB_MAX_SWAP_INTERVAL */
124 EGL_MIN_SWAP_INTERVAL
, /* __DRI_ATTRIB_MIN_SWAP_INTERVAL */
125 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGB */
126 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */
127 0, /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */
128 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
129 EGL_Y_INVERTED_NOK
, /* __DRI_ATTRIB_YINVERTED */
130 0, /* __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE */
134 dri2_get_dri_config(struct dri2_egl_config
*conf
, EGLint surface_type
,
137 const bool srgb
= colorspace
== EGL_GL_COLORSPACE_SRGB_KHR
;
139 return surface_type
== EGL_WINDOW_BIT
? conf
->dri_double_config
[srgb
] :
140 conf
->dri_single_config
[srgb
];
144 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
146 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
149 if (!_eglMatchConfig(conf
, criteria
))
155 struct dri2_egl_config
*
156 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
157 EGLint surface_type
, const EGLint
*attr_list
,
158 const unsigned int *rgba_masks
)
160 struct dri2_egl_config
*conf
;
161 struct dri2_egl_display
*dri2_dpy
;
163 unsigned int attrib
, value
, double_buffer
;
165 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
166 unsigned int dri_masks
[4] = { 0, 0, 0, 0 };
167 _EGLConfig
*matching_config
;
168 EGLint num_configs
= 0;
172 dri2_dpy
= disp
->DriverData
;
173 _eglInitConfig(&base
, disp
, id
);
177 bind_to_texture_rgb
= 0;
178 bind_to_texture_rgba
= 0;
180 while (dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
++, &attrib
, &value
)) {
182 case __DRI_ATTRIB_RENDER_TYPE
:
183 if (value
& __DRI_ATTRIB_RGBA_BIT
)
184 value
= EGL_RGB_BUFFER
;
185 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
186 value
= EGL_LUMINANCE_BUFFER
;
189 _eglSetConfigKey(&base
, EGL_COLOR_BUFFER_TYPE
, value
);
192 case __DRI_ATTRIB_CONFIG_CAVEAT
:
193 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
194 value
= EGL_NON_CONFORMANT_CONFIG
;
195 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
196 value
= EGL_SLOW_CONFIG
;
199 _eglSetConfigKey(&base
, EGL_CONFIG_CAVEAT
, value
);
202 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
203 bind_to_texture_rgb
= value
;
206 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
207 bind_to_texture_rgba
= value
;
210 case __DRI_ATTRIB_DOUBLE_BUFFER
:
211 double_buffer
= value
;
214 case __DRI_ATTRIB_RED_MASK
:
215 dri_masks
[0] = value
;
218 case __DRI_ATTRIB_GREEN_MASK
:
219 dri_masks
[1] = value
;
222 case __DRI_ATTRIB_BLUE_MASK
:
223 dri_masks
[2] = value
;
226 case __DRI_ATTRIB_ALPHA_MASK
:
227 dri_masks
[3] = value
;
230 case __DRI_ATTRIB_ACCUM_RED_SIZE
:
231 case __DRI_ATTRIB_ACCUM_GREEN_SIZE
:
232 case __DRI_ATTRIB_ACCUM_BLUE_SIZE
:
233 case __DRI_ATTRIB_ACCUM_ALPHA_SIZE
:
234 /* Don't expose visuals with the accumulation buffer. */
239 case __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE
:
241 if (!disp
->Extensions
.KHR_gl_colorspace
&& srgb
)
246 key
= dri2_to_egl_attribute_map
[attrib
];
248 _eglSetConfigKey(&base
, key
, value
);
254 for (i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
255 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
257 if (rgba_masks
&& memcmp(rgba_masks
, dri_masks
, sizeof(dri_masks
)))
260 base
.NativeRenderable
= EGL_TRUE
;
262 base
.SurfaceType
= surface_type
;
263 if (surface_type
& (EGL_PBUFFER_BIT
|
264 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
265 base
.BindToTextureRGB
= bind_to_texture_rgb
;
266 if (base
.AlphaSize
> 0)
267 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
270 base
.RenderableType
= disp
->ClientAPIs
;
271 base
.Conformant
= disp
->ClientAPIs
;
273 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
274 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
276 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
277 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
281 config_id
= base
.ConfigID
;
282 base
.ConfigID
= EGL_DONT_CARE
;
283 base
.SurfaceType
= EGL_DONT_CARE
;
284 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
285 (_EGLArrayForEach
) dri2_match_config
, &base
);
287 if (num_configs
== 1) {
288 conf
= (struct dri2_egl_config
*) matching_config
;
290 if (double_buffer
&& !conf
->dri_double_config
[srgb
])
291 conf
->dri_double_config
[srgb
] = dri_config
;
292 else if (!double_buffer
&& !conf
->dri_single_config
[srgb
])
293 conf
->dri_single_config
[srgb
] = dri_config
;
295 /* a similar config type is already added (unlikely) => discard */
298 else if (num_configs
== 0) {
299 conf
= calloc(1, sizeof *conf
);
304 conf
->dri_double_config
[srgb
] = dri_config
;
306 conf
->dri_single_config
[srgb
] = dri_config
;
308 memcpy(&conf
->base
, &base
, sizeof base
);
309 conf
->base
.SurfaceType
= 0;
310 conf
->base
.ConfigID
= config_id
;
312 _eglLinkConfig(&conf
->base
);
320 surface_type
&= ~EGL_PIXMAP_BIT
;
323 conf
->base
.SurfaceType
|= surface_type
;
329 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
331 _EGLDisplay
*disp
= data
;
332 struct dri2_egl_image
*dri2_img
;
337 img
= _eglLookupImage(image
, disp
);
339 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
343 dri2_img
= dri2_egl_image(image
);
345 return dri2_img
->dri_image
;
348 const __DRIimageLookupExtension image_lookup_extension
= {
349 .base
= { __DRI_IMAGE_LOOKUP
, 1 },
351 .lookupEGLImage
= dri2_lookup_egl_image
354 struct dri2_extension_match
{
360 static struct dri2_extension_match dri3_driver_extensions
[] = {
361 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
362 { __DRI_IMAGE_DRIVER
, 1, offsetof(struct dri2_egl_display
, image_driver
) },
366 static struct dri2_extension_match dri2_driver_extensions
[] = {
367 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
368 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
372 static struct dri2_extension_match dri2_core_extensions
[] = {
373 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
374 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
375 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
379 static struct dri2_extension_match swrast_driver_extensions
[] = {
380 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
381 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
385 static struct dri2_extension_match swrast_core_extensions
[] = {
386 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
391 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
392 struct dri2_extension_match
*matches
,
393 const __DRIextension
**extensions
)
395 int i
, j
, ret
= EGL_TRUE
;
398 for (i
= 0; extensions
[i
]; i
++) {
399 _eglLog(_EGL_DEBUG
, "found extension `%s'", extensions
[i
]->name
);
400 for (j
= 0; matches
[j
].name
; j
++) {
401 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
402 extensions
[i
]->version
>= matches
[j
].version
) {
403 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
404 *(const __DRIextension
**) field
= extensions
[i
];
405 _eglLog(_EGL_INFO
, "found extension %s version %d",
406 extensions
[i
]->name
, extensions
[i
]->version
);
411 for (j
= 0; matches
[j
].name
; j
++) {
412 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
413 if (*(const __DRIextension
**) field
== NULL
) {
414 _eglLog(_EGL_WARNING
, "did not find extension %s version %d",
415 matches
[j
].name
, matches
[j
].version
);
423 static const __DRIextension
**
424 dri2_open_driver(_EGLDisplay
*disp
)
426 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
427 const __DRIextension
**extensions
= NULL
;
428 char path
[PATH_MAX
], *search_paths
, *p
, *next
, *end
;
429 char *get_extensions_name
;
430 const __DRIextension
**(*get_extensions
)(void);
433 if (geteuid() == getuid()) {
434 /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
435 search_paths
= getenv("LIBGL_DRIVERS_PATH");
437 if (search_paths
== NULL
)
438 search_paths
= DEFAULT_DRIVER_DIR
;
440 dri2_dpy
->driver
= NULL
;
441 end
= search_paths
+ strlen(search_paths
);
442 for (p
= search_paths
; p
< end
; p
= next
+ 1) {
444 next
= strchr(p
, ':');
450 snprintf(path
, sizeof path
,
451 "%.*s/tls/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
452 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
454 if (dri2_dpy
->driver
== NULL
) {
455 snprintf(path
, sizeof path
,
456 "%.*s/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
457 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
458 if (dri2_dpy
->driver
== NULL
)
459 _eglLog(_EGL_DEBUG
, "failed to open %s: %s\n", path
, dlerror());
461 /* not need continue to loop all paths once the driver is found */
462 if (dri2_dpy
->driver
!= NULL
)
466 snprintf(path
, sizeof path
, "%.*s/gallium_dri.so", len
, p
);
467 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
468 if (dri2_dpy
->driver
== NULL
)
469 _eglLog(_EGL_DEBUG
, "failed to open %s: %s\n", path
, dlerror());
475 if (dri2_dpy
->driver
== NULL
) {
476 _eglLog(_EGL_WARNING
,
477 "DRI2: failed to open %s (search paths %s)",
478 dri2_dpy
->driver_name
, search_paths
);
482 _eglLog(_EGL_DEBUG
, "DRI2: dlopen(%s)", path
);
484 if (asprintf(&get_extensions_name
, "%s_%s",
485 __DRI_DRIVER_GET_EXTENSIONS
, dri2_dpy
->driver_name
) != -1) {
486 get_extensions
= dlsym(dri2_dpy
->driver
, get_extensions_name
);
487 if (get_extensions
) {
488 extensions
= get_extensions();
490 _eglLog(_EGL_DEBUG
, "driver does not expose %s(): %s\n",
491 get_extensions_name
, dlerror());
493 free(get_extensions_name
);
497 extensions
= dlsym(dri2_dpy
->driver
, __DRI_DRIVER_EXTENSIONS
);
498 if (extensions
== NULL
) {
499 _eglLog(_EGL_WARNING
,
500 "DRI2: driver exports no extensions (%s)", dlerror());
501 dlclose(dri2_dpy
->driver
);
508 dri2_load_driver_dri3(_EGLDisplay
*disp
)
510 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
511 const __DRIextension
**extensions
;
513 extensions
= dri2_open_driver(disp
);
517 if (!dri2_bind_extensions(dri2_dpy
, dri3_driver_extensions
, extensions
)) {
518 dlclose(dri2_dpy
->driver
);
521 dri2_dpy
->driver_extensions
= extensions
;
527 dri2_load_driver(_EGLDisplay
*disp
)
529 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
530 const __DRIextension
**extensions
;
532 extensions
= dri2_open_driver(disp
);
536 if (!dri2_bind_extensions(dri2_dpy
, dri2_driver_extensions
, extensions
)) {
537 dlclose(dri2_dpy
->driver
);
540 dri2_dpy
->driver_extensions
= extensions
;
546 dri2_load_driver_swrast(_EGLDisplay
*disp
)
548 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
549 const __DRIextension
**extensions
;
551 extensions
= dri2_open_driver(disp
);
555 if (!dri2_bind_extensions(dri2_dpy
, swrast_driver_extensions
, extensions
)) {
556 dlclose(dri2_dpy
->driver
);
559 dri2_dpy
->driver_extensions
= extensions
;
565 dri2_renderer_query_integer(struct dri2_egl_display
*dri2_dpy
, int param
)
567 const __DRI2rendererQueryExtension
*rendererQuery
= dri2_dpy
->rendererQuery
;
568 unsigned int value
= 0;
570 if (!rendererQuery
||
571 rendererQuery
->queryInteger(dri2_dpy
->dri_screen
, param
, &value
) == -1)
578 dri2_setup_screen(_EGLDisplay
*disp
)
580 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
581 unsigned int api_mask
;
583 if (dri2_dpy
->image_driver
) {
584 api_mask
= dri2_dpy
->image_driver
->getAPIMask(dri2_dpy
->dri_screen
);
585 } else if (dri2_dpy
->dri2
) {
586 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
588 assert(dri2_dpy
->swrast
);
589 api_mask
= 1 << __DRI_API_OPENGL
|
590 1 << __DRI_API_GLES
|
591 1 << __DRI_API_GLES2
|
592 1 << __DRI_API_GLES3
;
595 disp
->ClientAPIs
= 0;
596 if ((api_mask
& (1 <<__DRI_API_OPENGL
)) && _eglIsApiValid(EGL_OPENGL_API
))
597 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
598 if ((api_mask
& (1 << __DRI_API_GLES
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
599 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
600 if ((api_mask
& (1 << __DRI_API_GLES2
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
601 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
602 if ((api_mask
& (1 << __DRI_API_GLES3
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
603 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
605 assert(dri2_dpy
->image_driver
|| dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
606 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
607 disp
->Extensions
.MESA_configless_context
= EGL_TRUE
;
609 if (dri2_renderer_query_integer(dri2_dpy
,
610 __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB
))
611 disp
->Extensions
.KHR_gl_colorspace
= EGL_TRUE
;
613 if (dri2_dpy
->image_driver
||
614 (dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) ||
615 (dri2_dpy
->swrast
&& dri2_dpy
->swrast
->base
.version
>= 3)) {
616 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
618 if (dri2_dpy
->robustness
)
619 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
622 if (dri2_dpy
->fence
) {
623 disp
->Extensions
.KHR_fence_sync
= EGL_TRUE
;
624 disp
->Extensions
.KHR_wait_sync
= EGL_TRUE
;
625 if (dri2_dpy
->fence
->get_fence_from_cl_event
)
626 disp
->Extensions
.KHR_cl_event2
= EGL_TRUE
;
629 disp
->Extensions
.KHR_reusable_sync
= EGL_TRUE
;
631 if (dri2_dpy
->image
) {
632 if (dri2_dpy
->image
->base
.version
>= 10 &&
633 dri2_dpy
->image
->getCapabilities
!= NULL
) {
636 capabilities
= dri2_dpy
->image
->getCapabilities(dri2_dpy
->dri_screen
);
637 disp
->Extensions
.MESA_drm_image
= (capabilities
& __DRI_IMAGE_CAP_GLOBAL_NAMES
) != 0;
639 if (dri2_dpy
->image
->base
.version
>= 11)
640 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
642 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
643 if (dri2_dpy
->image
->base
.version
>= 11)
644 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
647 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
648 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
649 if (dri2_dpy
->image
->base
.version
>= 5 &&
650 dri2_dpy
->image
->createImageFromTexture
) {
651 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
652 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
654 if (dri2_renderer_query_integer(dri2_dpy
,
655 __DRI2_RENDERER_HAS_TEXTURE_3D
))
656 disp
->Extensions
.KHR_gl_texture_3D_image
= EGL_TRUE
;
658 if (dri2_dpy
->image
->base
.version
>= 8 &&
659 dri2_dpy
->image
->createImageFromDmaBufs
) {
660 disp
->Extensions
.EXT_image_dma_buf_import
= EGL_TRUE
;
666 /* All platforms but DRM call this function to create the screen, query the
667 * dri extensions, setup the vtables and populate the driver_configs.
668 * DRM inherits all that information from its display - GBM.
671 dri2_create_screen(_EGLDisplay
*disp
)
673 const __DRIextension
**extensions
;
674 struct dri2_egl_display
*dri2_dpy
;
677 dri2_dpy
= disp
->DriverData
;
679 if (dri2_dpy
->image_driver
) {
680 dri2_dpy
->dri_screen
=
681 dri2_dpy
->image_driver
->createNewScreen2(0, dri2_dpy
->fd
,
682 dri2_dpy
->extensions
,
683 dri2_dpy
->driver_extensions
,
684 &dri2_dpy
->driver_configs
,
686 } else if (dri2_dpy
->dri2
) {
687 if (dri2_dpy
->dri2
->base
.version
>= 4) {
688 dri2_dpy
->dri_screen
=
689 dri2_dpy
->dri2
->createNewScreen2(0, dri2_dpy
->fd
,
690 dri2_dpy
->extensions
,
691 dri2_dpy
->driver_extensions
,
692 &dri2_dpy
->driver_configs
, disp
);
694 dri2_dpy
->dri_screen
=
695 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
,
696 dri2_dpy
->extensions
,
697 &dri2_dpy
->driver_configs
, disp
);
700 assert(dri2_dpy
->swrast
);
701 if (dri2_dpy
->swrast
->base
.version
>= 4) {
702 dri2_dpy
->dri_screen
=
703 dri2_dpy
->swrast
->createNewScreen2(0, dri2_dpy
->extensions
,
704 dri2_dpy
->driver_extensions
,
705 &dri2_dpy
->driver_configs
, disp
);
707 dri2_dpy
->dri_screen
=
708 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->extensions
,
709 &dri2_dpy
->driver_configs
, disp
);
713 if (dri2_dpy
->dri_screen
== NULL
) {
714 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
718 dri2_dpy
->own_dri_screen
= 1;
720 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
722 if (dri2_dpy
->image_driver
|| dri2_dpy
->dri2
) {
723 if (!dri2_bind_extensions(dri2_dpy
, dri2_core_extensions
, extensions
))
724 goto cleanup_dri_screen
;
726 assert(dri2_dpy
->swrast
);
727 if (!dri2_bind_extensions(dri2_dpy
, swrast_core_extensions
, extensions
))
728 goto cleanup_dri_screen
;
731 for (i
= 0; extensions
[i
]; i
++) {
732 if (strcmp(extensions
[i
]->name
, __DRI2_ROBUSTNESS
) == 0) {
733 dri2_dpy
->robustness
= (__DRIrobustnessExtension
*) extensions
[i
];
735 if (strcmp(extensions
[i
]->name
, __DRI2_CONFIG_QUERY
) == 0) {
736 dri2_dpy
->config
= (__DRI2configQueryExtension
*) extensions
[i
];
738 if (strcmp(extensions
[i
]->name
, __DRI2_FENCE
) == 0) {
739 dri2_dpy
->fence
= (__DRI2fenceExtension
*) extensions
[i
];
741 if (strcmp(extensions
[i
]->name
, __DRI2_RENDERER_QUERY
) == 0) {
742 dri2_dpy
->rendererQuery
= (__DRI2rendererQueryExtension
*) extensions
[i
];
744 if (strcmp(extensions
[i
]->name
, __DRI2_INTEROP
) == 0)
745 dri2_dpy
->interop
= (__DRI2interopExtension
*) extensions
[i
];
748 dri2_setup_screen(disp
);
753 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
759 * Called via eglInitialize(), GLX_drv->API.Initialize().
761 * This must be guaranteed to be called exactly once, even if eglInitialize is
762 * called many times (without a eglTerminate in between).
765 dri2_initialize(_EGLDriver
*drv
, _EGLDisplay
*disp
)
767 EGLBoolean ret
= EGL_FALSE
;
768 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
770 /* In the case where the application calls eglMakeCurrent(context1),
771 * eglTerminate, then eglInitialize again (without a call to eglReleaseThread
772 * or eglMakeCurrent(NULL) before that), dri2_dpy structure is still
773 * initialized, as we need it to be able to free context1 correctly.
775 * It would probably be safest to forcibly release the display with
776 * dri2_display_release, to make sure the display is reinitialized correctly.
777 * However, the EGL spec states that we need to keep a reference to the
778 * current context (so we cannot call dri2_make_current(NULL)), and therefore
779 * we would leak context1 as we would be missing the old display connection
780 * to free it up correctly.
783 dri2_dpy
->ref_count
++;
787 /* not until swrast_dri is supported */
788 if (disp
->Options
.UseFallback
)
791 /* Nothing to initialize for a test only display */
792 if (disp
->Options
.TestOnly
)
795 switch (disp
->Platform
) {
796 #ifdef HAVE_SURFACELESS_PLATFORM
797 case _EGL_PLATFORM_SURFACELESS
:
798 ret
= dri2_initialize_surfaceless(drv
, disp
);
801 #ifdef HAVE_X11_PLATFORM
802 case _EGL_PLATFORM_X11
:
803 ret
= dri2_initialize_x11(drv
, disp
);
806 #ifdef HAVE_DRM_PLATFORM
807 case _EGL_PLATFORM_DRM
:
808 ret
= dri2_initialize_drm(drv
, disp
);
811 #ifdef HAVE_WAYLAND_PLATFORM
812 case _EGL_PLATFORM_WAYLAND
:
813 ret
= dri2_initialize_wayland(drv
, disp
);
816 #ifdef HAVE_ANDROID_PLATFORM
817 case _EGL_PLATFORM_ANDROID
:
818 ret
= dri2_initialize_android(drv
, disp
);
822 _eglLog(_EGL_WARNING
, "No EGL platform enabled.");
827 dri2_dpy
= dri2_egl_display(disp
);
833 dri2_dpy
->ref_count
++;
840 * Decrement display reference count, and free up display if necessary.
843 dri2_display_release(_EGLDisplay
*disp
) {
844 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
847 assert(dri2_dpy
->ref_count
> 0);
848 dri2_dpy
->ref_count
--;
850 if (dri2_dpy
->ref_count
> 0)
853 _eglCleanupDisplay(disp
);
855 if (dri2_dpy
->own_dri_screen
)
856 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
857 if (dri2_dpy
->fd
>= 0)
859 if (dri2_dpy
->driver
)
860 dlclose(dri2_dpy
->driver
);
861 free(dri2_dpy
->driver_name
);
863 #ifdef HAVE_WAYLAND_PLATFORM
864 free(dri2_dpy
->device_name
);
867 switch (disp
->Platform
) {
868 #ifdef HAVE_X11_PLATFORM
869 case _EGL_PLATFORM_X11
:
870 if (dri2_dpy
->own_device
) {
871 xcb_disconnect(dri2_dpy
->conn
);
875 #ifdef HAVE_DRM_PLATFORM
876 case _EGL_PLATFORM_DRM
:
877 if (dri2_dpy
->own_device
) {
878 gbm_device_destroy(&dri2_dpy
->gbm_dri
->base
.base
);
882 #ifdef HAVE_WAYLAND_PLATFORM
883 case _EGL_PLATFORM_WAYLAND
:
884 if (dri2_dpy
->wl_drm
)
885 wl_drm_destroy(dri2_dpy
->wl_drm
);
886 if (dri2_dpy
->wl_shm
)
887 wl_shm_destroy(dri2_dpy
->wl_shm
);
888 wl_registry_destroy(dri2_dpy
->wl_registry
);
889 wl_event_queue_destroy(dri2_dpy
->wl_queue
);
890 if (dri2_dpy
->own_device
) {
891 wl_display_disconnect(dri2_dpy
->wl_dpy
);
899 /* The drm platform does not create the screen/driver_configs but reuses
900 * the ones from the gbm device. As such the gbm itself is responsible
903 if (disp
->Platform
!= _EGL_PLATFORM_DRM
) {
904 for (i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
905 free((__DRIconfig
*) dri2_dpy
->driver_configs
[i
]);
906 free(dri2_dpy
->driver_configs
);
909 disp
->DriverData
= NULL
;
913 * Called via eglTerminate(), drv->API.Terminate().
915 * This must be guaranteed to be called exactly once, even if eglTerminate is
916 * called many times (without a eglInitialize in between).
919 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
921 /* Release all non-current Context/Surfaces. */
922 _eglReleaseDisplayResources(drv
, disp
);
924 dri2_display_release(disp
);
930 * Set the error code after a call to
931 * dri2_egl_display::dri2::createContextAttribs.
934 dri2_create_context_attribs_error(int dri_error
)
939 case __DRI_CTX_ERROR_SUCCESS
:
942 case __DRI_CTX_ERROR_NO_MEMORY
:
943 egl_error
= EGL_BAD_ALLOC
;
946 /* From the EGL_KHR_create_context spec, section "Errors":
948 * * If <config> does not support a client API context compatible
949 * with the requested API major and minor version, [...] context flags,
950 * and context reset notification behavior (for client API types where
951 * these attributes are supported), then an EGL_BAD_MATCH error is
954 * * If an OpenGL ES context is requested and the values for
955 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
956 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
957 * is not defined, than an EGL_BAD_MATCH error is generated.
959 * * If an OpenGL context is requested, the requested version is
960 * greater than 3.2, and the value for attribute
961 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
962 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
963 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
964 * one of these bits set; or if the implementation does not support
965 * the requested profile, then an EGL_BAD_MATCH error is generated.
967 case __DRI_CTX_ERROR_BAD_API
:
968 case __DRI_CTX_ERROR_BAD_VERSION
:
969 case __DRI_CTX_ERROR_BAD_FLAG
:
970 egl_error
= EGL_BAD_MATCH
;
973 /* From the EGL_KHR_create_context spec, section "Errors":
975 * * If an attribute name or attribute value in <attrib_list> is not
976 * recognized (including unrecognized bits in bitmask attributes),
977 * then an EGL_BAD_ATTRIBUTE error is generated."
979 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
980 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
981 egl_error
= EGL_BAD_ATTRIBUTE
;
986 egl_error
= EGL_BAD_MATCH
;
990 _eglError(egl_error
, "dri2_create_context");
994 dri2_fill_context_attribs(struct dri2_egl_context
*dri2_ctx
,
995 struct dri2_egl_display
*dri2_dpy
,
996 uint32_t *ctx_attribs
,
997 unsigned *num_attribs
)
1001 assert(*num_attribs
>= 8);
1003 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
1004 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMajorVersion
;
1005 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
1006 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMinorVersion
;
1008 if (dri2_ctx
->base
.Flags
!= 0) {
1009 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1010 * extension, don't even try to send it the robust-access flag.
1011 * It may explode. Instead, generate the required EGL error here.
1013 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
1014 && !dri2_dpy
->robustness
) {
1015 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1019 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_FLAGS
;
1020 ctx_attribs
[pos
++] = dri2_ctx
->base
.Flags
;
1023 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
1024 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1025 * extension, don't even try to send it a reset strategy. It may
1026 * explode. Instead, generate the required EGL error here.
1028 if (!dri2_dpy
->robustness
) {
1029 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1033 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
1034 ctx_attribs
[pos
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
1043 * Called via eglCreateContext(), drv->API.CreateContext().
1045 static _EGLContext
*
1046 dri2_create_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLConfig
*conf
,
1047 _EGLContext
*share_list
, const EGLint
*attrib_list
)
1049 struct dri2_egl_context
*dri2_ctx
;
1050 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1051 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
1052 __DRIcontext
*shared
=
1053 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
1054 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
1055 const __DRIconfig
*dri_config
;
1060 dri2_ctx
= malloc(sizeof *dri2_ctx
);
1062 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
1066 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
1069 switch (dri2_ctx
->base
.ClientAPI
) {
1070 case EGL_OPENGL_ES_API
:
1071 switch (dri2_ctx
->base
.ClientMajorVersion
) {
1073 api
= __DRI_API_GLES
;
1076 api
= __DRI_API_GLES2
;
1079 api
= __DRI_API_GLES3
;
1082 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1087 case EGL_OPENGL_API
:
1088 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
1089 || (dri2_ctx
->base
.ClientMajorVersion
== 3
1090 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
1091 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
1092 api
= __DRI_API_OPENGL_CORE
;
1094 api
= __DRI_API_OPENGL
;
1097 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1103 /* The config chosen here isn't necessarily
1104 * used for surfaces later.
1105 * A pixmap surface will use the single config.
1106 * This opportunity depends on disabling the
1107 * doubleBufferMode check in
1108 * src/mesa/main/context.c:check_compatible()
1110 if (dri2_config
->dri_double_config
[0])
1111 dri_config
= dri2_config
->dri_double_config
[0];
1113 dri_config
= dri2_config
->dri_single_config
[0];
1115 /* EGL_WINDOW_BIT is set only when there is a dri_double_config. This
1116 * makes sure the back buffer will always be used.
1118 if (conf
->SurfaceType
& EGL_WINDOW_BIT
)
1119 dri2_ctx
->base
.WindowRenderBuffer
= EGL_BACK_BUFFER
;
1124 if (dri2_dpy
->image_driver
) {
1126 unsigned num_attribs
= 8;
1127 uint32_t ctx_attribs
[8];
1129 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1133 dri2_ctx
->dri_context
=
1134 dri2_dpy
->image_driver
->createContextAttribs(dri2_dpy
->dri_screen
,
1142 dri2_create_context_attribs_error(error
);
1143 } else if (dri2_dpy
->dri2
) {
1144 if (dri2_dpy
->dri2
->base
.version
>= 3) {
1146 unsigned num_attribs
= 8;
1147 uint32_t ctx_attribs
[8];
1149 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1153 dri2_ctx
->dri_context
=
1154 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
1162 dri2_create_context_attribs_error(error
);
1164 dri2_ctx
->dri_context
=
1165 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1172 assert(dri2_dpy
->swrast
);
1173 if (dri2_dpy
->swrast
->base
.version
>= 3) {
1175 unsigned num_attribs
= 8;
1176 uint32_t ctx_attribs
[8];
1178 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1182 dri2_ctx
->dri_context
=
1183 dri2_dpy
->swrast
->createContextAttribs(dri2_dpy
->dri_screen
,
1191 dri2_create_context_attribs_error(error
);
1193 dri2_ctx
->dri_context
=
1194 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1202 if (!dri2_ctx
->dri_context
)
1205 return &dri2_ctx
->base
;
1213 * Called via eglDestroyContext(), drv->API.DestroyContext().
1216 dri2_destroy_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1218 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1219 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1221 if (_eglPutContext(ctx
)) {
1222 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
1230 * Called via eglMakeCurrent(), drv->API.MakeCurrent().
1233 dri2_make_current(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*dsurf
,
1234 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
1236 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1237 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1238 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1239 _EGLContext
*old_ctx
;
1240 _EGLSurface
*old_dsurf
, *old_rsurf
;
1241 _EGLSurface
*tmp_dsurf
, *tmp_rsurf
;
1242 __DRIdrawable
*ddraw
, *rdraw
;
1247 return _eglError(EGL_NOT_INITIALIZED
, "eglMakeCurrent");
1249 /* make new bindings */
1250 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
)) {
1251 /* _eglBindContext already sets the EGL error (in _eglCheckMakeCurrent) */
1255 /* flush before context switch */
1256 if (old_ctx
&& dri2_drv
->glFlush
)
1257 dri2_drv
->glFlush();
1259 ddraw
= (dsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(dsurf
) : NULL
;
1260 rdraw
= (rsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(rsurf
) : NULL
;
1261 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
1264 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
1265 dri2_dpy
->core
->unbindContext(old_cctx
);
1268 unbind
= (cctx
== NULL
&& ddraw
== NULL
&& rdraw
== NULL
);
1270 if (unbind
|| dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
1272 drv
->API
.DestroySurface(drv
, disp
, old_dsurf
);
1274 drv
->API
.DestroySurface(drv
, disp
, old_rsurf
);
1277 dri2_dpy
->ref_count
++;
1279 EGLDisplay old_disp
= _eglGetDisplayHandle(old_ctx
->Resource
.Display
);
1280 drv
->API
.DestroyContext(drv
, disp
, old_ctx
);
1281 dri2_display_release(old_disp
);
1286 /* undo the previous _eglBindContext */
1287 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &tmp_dsurf
, &tmp_rsurf
);
1288 assert(&dri2_ctx
->base
== ctx
&&
1289 tmp_dsurf
== dsurf
&&
1290 tmp_rsurf
== rsurf
);
1292 _eglPutSurface(dsurf
);
1293 _eglPutSurface(rsurf
);
1294 _eglPutContext(ctx
);
1296 _eglPutSurface(old_dsurf
);
1297 _eglPutSurface(old_rsurf
);
1298 _eglPutContext(old_ctx
);
1300 /* dri2_dpy->core->bindContext failed. We cannot tell for sure why, but
1301 * setting the error to EGL_BAD_MATCH is surely better than leaving it
1304 return _eglError(EGL_BAD_MATCH
, "eglMakeCurrent");
1309 dri2_surface_get_dri_drawable(_EGLSurface
*surf
)
1311 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1313 return dri2_surf
->dri_drawable
;
1317 * Called from eglGetProcAddress() via drv->API.GetProcAddress().
1320 dri2_get_proc_address(_EGLDriver
*drv
, const char *procname
)
1322 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1324 return dri2_drv
->get_proc_address(procname
);
1328 dri2_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1329 _EGLConfig
*conf
, void *native_window
,
1330 const EGLint
*attrib_list
)
1332 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1333 return dri2_dpy
->vtbl
->create_window_surface(drv
, dpy
, conf
, native_window
,
1338 dri2_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1339 _EGLConfig
*conf
, void *native_pixmap
,
1340 const EGLint
*attrib_list
)
1342 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1343 return dri2_dpy
->vtbl
->create_pixmap_surface(drv
, dpy
, conf
, native_pixmap
,
1348 dri2_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1349 _EGLConfig
*conf
, const EGLint
*attrib_list
)
1351 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1352 return dri2_dpy
->vtbl
->create_pbuffer_surface(drv
, dpy
, conf
, attrib_list
);
1356 dri2_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1358 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1359 return dri2_dpy
->vtbl
->destroy_surface(drv
, dpy
, surf
);
1363 dri2_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1366 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1367 return dri2_dpy
->vtbl
->swap_interval(drv
, dpy
, surf
, interval
);
1371 * Asks the client API to flush any rendering to the drawable so that we can
1372 * do our swapbuffers.
1375 dri2_flush_drawable_for_swapbuffers(_EGLDisplay
*disp
, _EGLSurface
*draw
)
1377 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1378 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(draw
);
1380 if (dri2_dpy
->flush
) {
1381 if (dri2_dpy
->flush
->base
.version
>= 4) {
1382 /* We know there's a current context because:
1384 * "If surface is not bound to the calling thread’s current
1385 * context, an EGL_BAD_SURFACE error is generated."
1387 _EGLContext
*ctx
= _eglGetCurrentContext();
1388 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1390 /* From the EGL 1.4 spec (page 52):
1392 * "The contents of ancillary buffers are always undefined
1393 * after calling eglSwapBuffers."
1395 dri2_dpy
->flush
->flush_with_flags(dri2_ctx
->dri_context
,
1397 __DRI2_FLUSH_DRAWABLE
|
1398 __DRI2_FLUSH_INVALIDATE_ANCILLARY
,
1399 __DRI2_THROTTLE_SWAPBUFFER
);
1401 dri2_dpy
->flush
->flush(dri_drawable
);
1407 dri2_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1409 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1410 return dri2_dpy
->vtbl
->swap_buffers(drv
, dpy
, surf
);
1414 dri2_swap_buffers_with_damage(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1416 const EGLint
*rects
, EGLint n_rects
)
1418 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1419 return dri2_dpy
->vtbl
->swap_buffers_with_damage(drv
, dpy
, surf
,
1424 dri2_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1425 EGLint numRects
, const EGLint
*rects
)
1427 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1428 return dri2_dpy
->vtbl
->swap_buffers_region(drv
, dpy
, surf
, numRects
, rects
);
1432 dri2_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1433 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
1435 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1436 return dri2_dpy
->vtbl
->post_sub_buffer(drv
, dpy
, surf
, x
, y
, width
, height
);
1440 dri2_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1441 void *native_pixmap_target
)
1443 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1444 return dri2_dpy
->vtbl
->copy_buffers(drv
, dpy
, surf
, native_pixmap_target
);
1448 dri2_query_buffer_age(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1450 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1451 return dri2_dpy
->vtbl
->query_buffer_age(drv
, dpy
, surf
);
1455 dri2_wait_client(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1457 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1458 _EGLSurface
*surf
= ctx
->DrawSurface
;
1459 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1463 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
1464 * we need to copy fake to real here.*/
1466 if (dri2_dpy
->flush
!= NULL
)
1467 dri2_dpy
->flush
->flush(dri_drawable
);
1473 dri2_wait_native(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
1478 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
1479 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
1486 dri2_bind_tex_image(_EGLDriver
*drv
,
1487 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1489 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1490 struct dri2_egl_context
*dri2_ctx
;
1492 GLint format
, target
;
1493 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1495 ctx
= _eglGetCurrentContext();
1496 dri2_ctx
= dri2_egl_context(ctx
);
1498 if (!_eglBindTexImage(drv
, disp
, surf
, buffer
))
1501 switch (surf
->TextureFormat
) {
1502 case EGL_TEXTURE_RGB
:
1503 format
= __DRI_TEXTURE_FORMAT_RGB
;
1505 case EGL_TEXTURE_RGBA
:
1506 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1509 assert(!"Unexpected texture format in dri2_bind_tex_image()");
1510 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1513 switch (surf
->TextureTarget
) {
1514 case EGL_TEXTURE_2D
:
1515 target
= GL_TEXTURE_2D
;
1518 target
= GL_TEXTURE_2D
;
1519 assert(!"Unexpected texture target in dri2_bind_tex_image()");
1522 (*dri2_dpy
->tex_buffer
->setTexBuffer2
)(dri2_ctx
->dri_context
,
1530 dri2_release_tex_image(_EGLDriver
*drv
,
1531 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1533 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1534 struct dri2_egl_context
*dri2_ctx
;
1537 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1539 ctx
= _eglGetCurrentContext();
1540 dri2_ctx
= dri2_egl_context(ctx
);
1542 if (!_eglReleaseTexImage(drv
, disp
, surf
, buffer
))
1545 switch (surf
->TextureTarget
) {
1546 case EGL_TEXTURE_2D
:
1547 target
= GL_TEXTURE_2D
;
1553 if (dri2_dpy
->tex_buffer
->base
.version
>= 3 &&
1554 dri2_dpy
->tex_buffer
->releaseTexBuffer
!= NULL
) {
1555 (*dri2_dpy
->tex_buffer
->releaseTexBuffer
)(dri2_ctx
->dri_context
,
1564 dri2_create_image(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLContext
*ctx
,
1565 EGLenum target
, EGLClientBuffer buffer
,
1566 const EGLint
*attr_list
)
1568 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1569 return dri2_dpy
->vtbl
->create_image(drv
, dpy
, ctx
, target
, buffer
,
1574 dri2_create_image_from_dri(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
1576 struct dri2_egl_image
*dri2_img
;
1578 if (dri_image
== NULL
) {
1579 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1583 dri2_img
= malloc(sizeof *dri2_img
);
1585 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1589 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1594 dri2_img
->dri_image
= dri_image
;
1596 return &dri2_img
->base
;
1600 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1601 EGLClientBuffer buffer
,
1602 const EGLint
*attr_list
)
1604 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1605 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1606 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
1607 __DRIimage
*dri_image
;
1609 if (renderbuffer
== 0) {
1610 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1611 return EGL_NO_IMAGE_KHR
;
1615 dri2_dpy
->image
->createImageFromRenderbuffer(dri2_ctx
->dri_context
,
1616 renderbuffer
, NULL
);
1618 return dri2_create_image_from_dri(disp
, dri_image
);
1621 #ifdef HAVE_WAYLAND_PLATFORM
1623 /* This structure describes how a wl_buffer maps to one or more
1624 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
1625 * offsets and strides of the planes in the buffer. This table maps a
1626 * wl_drm format code to a description of the planes in the buffer
1627 * that lets us create a __DRIimage for each of the planes. */
1629 static const struct wl_drm_components_descriptor
{
1630 uint32_t dri_components
;
1633 } wl_drm_components
[] = {
1634 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
1635 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
1636 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
1637 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
1638 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
1642 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1643 EGLClientBuffer _buffer
,
1644 const EGLint
*attr_list
)
1646 struct wl_drm_buffer
*buffer
;
1647 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1648 const struct wl_drm_components_descriptor
*f
;
1649 __DRIimage
*dri_image
;
1650 _EGLImageAttribs attrs
;
1654 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
,
1655 (struct wl_resource
*) _buffer
);
1659 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1660 plane
= attrs
.PlaneWL
;
1661 if (err
!= EGL_SUCCESS
) {
1662 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1666 f
= buffer
->driver_format
;
1667 if (plane
< 0 || plane
>= f
->nplanes
) {
1668 _eglError(EGL_BAD_PARAMETER
,
1669 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
1673 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
1675 if (dri_image
== NULL
) {
1676 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1680 return dri2_create_image_from_dri(disp
, dri_image
);
1685 dri2_get_sync_values_chromium(_EGLDisplay
*dpy
, _EGLSurface
*surf
,
1686 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1689 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1690 return dri2_dpy
->vtbl
->get_sync_values(dpy
, surf
, ust
, msc
, sbc
);
1694 * Set the error code after a call to
1695 * dri2_egl_image::dri_image::createImageFromTexture.
1698 dri2_create_image_khr_texture_error(int dri_error
)
1702 switch (dri_error
) {
1703 case __DRI_IMAGE_ERROR_SUCCESS
:
1706 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
1707 egl_error
= EGL_BAD_ALLOC
;
1710 case __DRI_IMAGE_ERROR_BAD_MATCH
:
1711 egl_error
= EGL_BAD_MATCH
;
1714 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
1715 egl_error
= EGL_BAD_PARAMETER
;
1718 case __DRI_IMAGE_ERROR_BAD_ACCESS
:
1719 egl_error
= EGL_BAD_ACCESS
;
1724 egl_error
= EGL_BAD_MATCH
;
1728 _eglError(egl_error
, "dri2_create_image_khr_texture");
1732 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1734 EGLClientBuffer buffer
,
1735 const EGLint
*attr_list
)
1737 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1738 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1739 struct dri2_egl_image
*dri2_img
;
1740 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
1741 _EGLImageAttribs attrs
;
1747 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1748 return EGL_NO_IMAGE_KHR
;
1751 if (_eglParseImageAttribList(&attrs
, disp
, attr_list
) != EGL_SUCCESS
)
1752 return EGL_NO_IMAGE_KHR
;
1755 case EGL_GL_TEXTURE_2D_KHR
:
1757 gl_target
= GL_TEXTURE_2D
;
1759 case EGL_GL_TEXTURE_3D_KHR
:
1760 if (disp
->Extensions
.KHR_gl_texture_3D_image
) {
1761 depth
= attrs
.GLTextureZOffset
;
1762 gl_target
= GL_TEXTURE_3D
;
1766 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1767 return EGL_NO_IMAGE_KHR
;
1769 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
1770 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
1771 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
1772 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
1773 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
1774 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
1775 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
1776 gl_target
= GL_TEXTURE_CUBE_MAP
;
1779 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1780 return EGL_NO_IMAGE_KHR
;
1783 dri2_img
= malloc(sizeof *dri2_img
);
1785 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1786 return EGL_NO_IMAGE_KHR
;
1789 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1790 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1792 return EGL_NO_IMAGE_KHR
;
1795 dri2_img
->dri_image
=
1796 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
1800 attrs
.GLTextureLevel
,
1803 dri2_create_image_khr_texture_error(error
);
1805 if (!dri2_img
->dri_image
) {
1807 return EGL_NO_IMAGE_KHR
;
1809 return &dri2_img
->base
;
1813 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1814 EGLint attribute
, EGLint
*value
)
1816 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1817 if (!dri2_dpy
->vtbl
->query_surface
)
1818 return _eglQuerySurface(drv
, dpy
, surf
, attribute
, value
);
1819 return dri2_dpy
->vtbl
->query_surface(drv
, dpy
, surf
, attribute
, value
);
1822 static struct wl_buffer
*
1823 dri2_create_wayland_buffer_from_image(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1826 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1827 return dri2_dpy
->vtbl
->create_wayland_buffer_from_image(drv
, dpy
, img
);
1832 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1833 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1835 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1836 EGLint format
, name
, pitch
, err
;
1837 _EGLImageAttribs attrs
;
1838 __DRIimage
*dri_image
;
1840 name
= (EGLint
) (uintptr_t) buffer
;
1842 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1843 if (err
!= EGL_SUCCESS
)
1846 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
1847 attrs
.DRMBufferStrideMESA
<= 0) {
1848 _eglError(EGL_BAD_PARAMETER
,
1849 "bad width, height or stride");
1853 switch (attrs
.DRMBufferFormatMESA
) {
1854 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
1855 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1856 pitch
= attrs
.DRMBufferStrideMESA
;
1859 _eglError(EGL_BAD_PARAMETER
,
1860 "dri2_create_image_khr: unsupported pixmap depth");
1865 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1873 return dri2_create_image_from_dri(disp
, dri_image
);
1877 dri2_check_dma_buf_attribs(const _EGLImageAttribs
*attrs
)
1884 * "Required attributes and their values are as follows:
1886 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
1888 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
1889 * by drm_fourcc.h and used as the pixel_format parameter of the
1890 * drm_mode_fb_cmd2 ioctl."
1894 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
1895 * incomplete, EGL_BAD_PARAMETER is generated."
1897 if (attrs
->Width
<= 0 || attrs
->Height
<= 0 ||
1898 !attrs
->DMABufFourCC
.IsPresent
) {
1899 _eglError(EGL_BAD_PARAMETER
, "attribute(s) missing");
1906 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
1907 * specified for a plane's pitch or offset isn't supported by EGL,
1908 * EGL_BAD_ACCESS is generated."
1910 for (i
= 0; i
< ARRAY_SIZE(attrs
->DMABufPlanePitches
); ++i
) {
1911 if (attrs
->DMABufPlanePitches
[i
].IsPresent
&&
1912 attrs
->DMABufPlanePitches
[i
].Value
<= 0) {
1913 _eglError(EGL_BAD_ACCESS
, "invalid pitch");
1921 /* Returns the total number of file descriptors. Zero indicates an error. */
1923 dri2_check_dma_buf_format(const _EGLImageAttribs
*attrs
)
1925 unsigned i
, plane_n
;
1927 switch (attrs
->DMABufFourCC
.Value
) {
1929 case DRM_FORMAT_RG88
:
1930 case DRM_FORMAT_GR88
:
1931 case DRM_FORMAT_RGB332
:
1932 case DRM_FORMAT_BGR233
:
1933 case DRM_FORMAT_XRGB4444
:
1934 case DRM_FORMAT_XBGR4444
:
1935 case DRM_FORMAT_RGBX4444
:
1936 case DRM_FORMAT_BGRX4444
:
1937 case DRM_FORMAT_ARGB4444
:
1938 case DRM_FORMAT_ABGR4444
:
1939 case DRM_FORMAT_RGBA4444
:
1940 case DRM_FORMAT_BGRA4444
:
1941 case DRM_FORMAT_XRGB1555
:
1942 case DRM_FORMAT_XBGR1555
:
1943 case DRM_FORMAT_RGBX5551
:
1944 case DRM_FORMAT_BGRX5551
:
1945 case DRM_FORMAT_ARGB1555
:
1946 case DRM_FORMAT_ABGR1555
:
1947 case DRM_FORMAT_RGBA5551
:
1948 case DRM_FORMAT_BGRA5551
:
1949 case DRM_FORMAT_RGB565
:
1950 case DRM_FORMAT_BGR565
:
1951 case DRM_FORMAT_RGB888
:
1952 case DRM_FORMAT_BGR888
:
1953 case DRM_FORMAT_XRGB8888
:
1954 case DRM_FORMAT_XBGR8888
:
1955 case DRM_FORMAT_RGBX8888
:
1956 case DRM_FORMAT_BGRX8888
:
1957 case DRM_FORMAT_ARGB8888
:
1958 case DRM_FORMAT_ABGR8888
:
1959 case DRM_FORMAT_RGBA8888
:
1960 case DRM_FORMAT_BGRA8888
:
1961 case DRM_FORMAT_XRGB2101010
:
1962 case DRM_FORMAT_XBGR2101010
:
1963 case DRM_FORMAT_RGBX1010102
:
1964 case DRM_FORMAT_BGRX1010102
:
1965 case DRM_FORMAT_ARGB2101010
:
1966 case DRM_FORMAT_ABGR2101010
:
1967 case DRM_FORMAT_RGBA1010102
:
1968 case DRM_FORMAT_BGRA1010102
:
1969 case DRM_FORMAT_YUYV
:
1970 case DRM_FORMAT_YVYU
:
1971 case DRM_FORMAT_UYVY
:
1972 case DRM_FORMAT_VYUY
:
1975 case DRM_FORMAT_NV12
:
1976 case DRM_FORMAT_NV21
:
1977 case DRM_FORMAT_NV16
:
1978 case DRM_FORMAT_NV61
:
1981 case DRM_FORMAT_YUV410
:
1982 case DRM_FORMAT_YVU410
:
1983 case DRM_FORMAT_YUV411
:
1984 case DRM_FORMAT_YVU411
:
1985 case DRM_FORMAT_YUV420
:
1986 case DRM_FORMAT_YVU420
:
1987 case DRM_FORMAT_YUV422
:
1988 case DRM_FORMAT_YVU422
:
1989 case DRM_FORMAT_YUV444
:
1990 case DRM_FORMAT_YVU444
:
1994 _eglError(EGL_BAD_ATTRIBUTE
, "invalid format");
2001 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2002 * incomplete, EGL_BAD_PARAMETER is generated."
2004 for (i
= 0; i
< plane_n
; ++i
) {
2005 if (!attrs
->DMABufPlaneFds
[i
].IsPresent
||
2006 !attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2007 !attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2008 _eglError(EGL_BAD_PARAMETER
, "plane attribute(s) missing");
2014 * The spec also says:
2016 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
2017 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
2018 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
2019 * attributes are specified."
2021 for (i
= plane_n
; i
< 3; ++i
) {
2022 if (attrs
->DMABufPlaneFds
[i
].IsPresent
||
2023 attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2024 attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2025 _eglError(EGL_BAD_ATTRIBUTE
, "too many plane attributes");
2036 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
2037 * EGL will take a reference to the dma_buf(s) which it will release at any
2038 * time while the EGLDisplay is initialized. It is the responsibility of the
2039 * application to close the dma_buf file descriptors."
2041 * Therefore we must never close or otherwise modify the file descriptors.
2044 dri2_create_image_dma_buf(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2045 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2047 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2050 _EGLImageAttribs attrs
;
2051 __DRIimage
*dri_image
;
2062 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
2063 * error EGL_BAD_PARAMETER is generated."
2065 if (buffer
!= NULL
) {
2066 _eglError(EGL_BAD_PARAMETER
, "buffer not NULL");
2070 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
2071 if (err
!= EGL_SUCCESS
) {
2072 _eglError(err
, "bad attribute");
2076 if (!dri2_check_dma_buf_attribs(&attrs
))
2079 num_fds
= dri2_check_dma_buf_format(&attrs
);
2083 for (i
= 0; i
< num_fds
; ++i
) {
2084 fds
[i
] = attrs
.DMABufPlaneFds
[i
].Value
;
2085 pitches
[i
] = attrs
.DMABufPlanePitches
[i
].Value
;
2086 offsets
[i
] = attrs
.DMABufPlaneOffsets
[i
].Value
;
2090 dri2_dpy
->image
->createImageFromDmaBufs(dri2_dpy
->dri_screen
,
2091 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2092 fds
, num_fds
, pitches
, offsets
,
2093 attrs
.DMABufYuvColorSpaceHint
.Value
,
2094 attrs
.DMABufSampleRangeHint
.Value
,
2095 attrs
.DMABufChromaHorizontalSiting
.Value
,
2096 attrs
.DMABufChromaVerticalSiting
.Value
,
2099 dri2_create_image_khr_texture_error(error
);
2102 return EGL_NO_IMAGE_KHR
;
2104 res
= dri2_create_image_from_dri(disp
, dri_image
);
2109 dri2_create_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2110 const EGLint
*attr_list
)
2112 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2113 struct dri2_egl_image
*dri2_img
;
2114 _EGLImageAttribs attrs
;
2115 unsigned int dri_use
, valid_mask
;
2117 EGLint err
= EGL_SUCCESS
;
2121 dri2_img
= malloc(sizeof *dri2_img
);
2123 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2124 return EGL_NO_IMAGE_KHR
;
2128 err
= EGL_BAD_PARAMETER
;
2132 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
2133 err
= EGL_BAD_PARAMETER
;
2137 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
2138 if (err
!= EGL_SUCCESS
)
2141 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
2142 _eglLog(_EGL_WARNING
, "bad width or height (%dx%d)",
2143 attrs
.Width
, attrs
.Height
);
2147 switch (attrs
.DRMBufferFormatMESA
) {
2148 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2149 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2152 _eglLog(_EGL_WARNING
, "bad image format value 0x%04x",
2153 attrs
.DRMBufferFormatMESA
);
2158 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
2159 EGL_DRM_BUFFER_USE_SHARE_MESA
|
2160 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
2161 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
2162 _eglLog(_EGL_WARNING
, "bad image use bit 0x%04x",
2163 attrs
.DRMBufferUseMESA
& ~valid_mask
);
2168 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
2169 dri_use
|= __DRI_IMAGE_USE_SHARE
;
2170 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
2171 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
2172 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
2173 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
2175 dri2_img
->dri_image
=
2176 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
2177 attrs
.Width
, attrs
.Height
,
2178 format
, dri_use
, dri2_img
);
2179 if (dri2_img
->dri_image
== NULL
) {
2180 err
= EGL_BAD_ALLOC
;
2184 return &dri2_img
->base
;
2188 _eglError(err
, "dri2_create_drm_image_mesa");
2190 return EGL_NO_IMAGE_KHR
;
2194 dri2_export_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2195 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
2197 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2198 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2202 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2203 __DRI_IMAGE_ATTRIB_NAME
, name
)) {
2204 _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
2209 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2210 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
2213 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2214 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
2220 dri2_export_dma_buf_image_query_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2222 EGLint
*fourcc
, EGLint
*nplanes
,
2223 EGLuint64KHR
*modifiers
)
2225 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2226 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2232 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2233 __DRI_IMAGE_ATTRIB_NUM_PLANES
, nplanes
);
2235 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2236 __DRI_IMAGE_ATTRIB_FOURCC
, fourcc
);
2245 dri2_export_dma_buf_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2246 int *fds
, EGLint
*strides
, EGLint
*offsets
)
2248 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2249 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2253 /* rework later to provide multiple fds/strides/offsets */
2255 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2256 __DRI_IMAGE_ATTRIB_FD
, fds
);
2259 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2260 __DRI_IMAGE_ATTRIB_STRIDE
, strides
);
2271 dri2_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2272 _EGLContext
*ctx
, EGLenum target
,
2273 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2278 case EGL_GL_TEXTURE_2D_KHR
:
2279 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
2280 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
2281 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
2282 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
2283 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
2284 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
2285 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
2286 case EGL_GL_TEXTURE_3D_KHR
:
2287 if (disp
->Extensions
.KHR_gl_texture_3D_image
) {
2288 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
2291 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2292 return EGL_NO_IMAGE_KHR
;
2294 case EGL_GL_RENDERBUFFER_KHR
:
2295 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
2297 case EGL_DRM_BUFFER_MESA
:
2298 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
2299 case EGL_LINUX_DMA_BUF_EXT
:
2300 return dri2_create_image_dma_buf(disp
, ctx
, buffer
, attr_list
);
2302 #ifdef HAVE_WAYLAND_PLATFORM
2303 case EGL_WAYLAND_BUFFER_WL
:
2304 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
2307 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2308 return EGL_NO_IMAGE_KHR
;
2313 dri2_destroy_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
2315 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2316 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
2320 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
2326 #ifdef HAVE_WAYLAND_PLATFORM
2329 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
2330 struct wl_drm_buffer
*buffer
)
2332 _EGLDisplay
*disp
= user_data
;
2333 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2335 int i
, dri_components
= 0;
2338 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
2347 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
2359 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
2361 buffer
->driver_format
= NULL
;
2362 for (i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
2363 if (wl_drm_components
[i
].dri_components
== dri_components
)
2364 buffer
->driver_format
= &wl_drm_components
[i
];
2366 if (buffer
->driver_format
== NULL
)
2367 dri2_dpy
->image
->destroyImage(img
);
2369 buffer
->driver_buffer
= img
;
2373 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
2375 _EGLDisplay
*disp
= user_data
;
2376 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2378 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
2381 static struct wayland_drm_callbacks wl_drm_callbacks
= {
2382 .authenticate
= NULL
,
2383 .reference_buffer
= dri2_wl_reference_buffer
,
2384 .release_buffer
= dri2_wl_release_buffer
2388 dri2_bind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2389 struct wl_display
*wl_dpy
)
2391 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2397 if (dri2_dpy
->wl_server_drm
)
2400 wl_drm_callbacks
.authenticate
=
2401 (int(*)(void *, uint32_t)) dri2_dpy
->vtbl
->authenticate
;
2403 if (drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
2404 cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
2405 dri2_dpy
->image
->base
.version
>= 7 &&
2406 dri2_dpy
->image
->createImageFromFds
!= NULL
)
2407 flags
|= WAYLAND_DRM_PRIME
;
2409 dri2_dpy
->wl_server_drm
=
2410 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
2411 &wl_drm_callbacks
, disp
, flags
);
2413 if (!dri2_dpy
->wl_server_drm
)
2416 #ifdef HAVE_DRM_PLATFORM
2417 /* We have to share the wl_drm instance with gbm, so gbm can convert
2418 * wl_buffers to gbm bos. */
2419 if (dri2_dpy
->gbm_dri
)
2420 dri2_dpy
->gbm_dri
->wl_drm
= dri2_dpy
->wl_server_drm
;
2427 dri2_unbind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2428 struct wl_display
*wl_dpy
)
2430 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2434 if (!dri2_dpy
->wl_server_drm
)
2437 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
2438 dri2_dpy
->wl_server_drm
= NULL
;
2444 dri2_query_wayland_buffer_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2445 struct wl_resource
*buffer_resource
,
2446 EGLint attribute
, EGLint
*value
)
2448 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2449 struct wl_drm_buffer
*buffer
;
2450 const struct wl_drm_components_descriptor
*format
;
2452 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
, buffer_resource
);
2456 format
= buffer
->driver_format
;
2457 switch (attribute
) {
2458 case EGL_TEXTURE_FORMAT
:
2459 *value
= format
->components
;
2462 *value
= buffer
->width
;
2465 *value
= buffer
->height
;
2474 dri2_egl_ref_sync(struct dri2_egl_sync
*sync
)
2476 p_atomic_inc(&sync
->refcount
);
2480 dri2_egl_unref_sync(struct dri2_egl_display
*dri2_dpy
,
2481 struct dri2_egl_sync
*dri2_sync
)
2483 if (p_atomic_dec_zero(&dri2_sync
->refcount
)) {
2484 if (dri2_sync
->base
.Type
== EGL_SYNC_REUSABLE_KHR
)
2485 cnd_destroy(&dri2_sync
->cond
);
2487 if (dri2_sync
->fence
)
2488 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, dri2_sync
->fence
);
2495 dri2_create_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
2496 EGLenum type
, const EGLint
*attrib_list
,
2497 const EGLAttrib
*attrib_list64
)
2499 _EGLContext
*ctx
= _eglGetCurrentContext();
2500 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2501 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2502 struct dri2_egl_sync
*dri2_sync
;
2504 pthread_condattr_t attr
;
2506 dri2_sync
= calloc(1, sizeof(struct dri2_egl_sync
));
2508 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
2512 if (!_eglInitSync(&dri2_sync
->base
, dpy
, type
, attrib_list
,
2519 case EGL_SYNC_FENCE_KHR
:
2520 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence(dri2_ctx
->dri_context
);
2521 if (!dri2_sync
->fence
) {
2522 /* Why did it fail? DRI doesn't return an error code, so we emit
2523 * a generic EGL error that doesn't communicate user error.
2525 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
2531 case EGL_SYNC_CL_EVENT_KHR
:
2532 dri2_sync
->fence
= dri2_dpy
->fence
->get_fence_from_cl_event(
2533 dri2_dpy
->dri_screen
,
2534 dri2_sync
->base
.CLEvent
);
2535 /* this can only happen if the cl_event passed in is invalid. */
2536 if (!dri2_sync
->fence
) {
2537 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
2542 /* the initial status must be "signaled" if the cl_event is signaled */
2543 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
->dri_context
,
2544 dri2_sync
->fence
, 0, 0))
2545 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2548 case EGL_SYNC_REUSABLE_KHR
:
2549 /* intialize attr */
2550 ret
= pthread_condattr_init(&attr
);
2553 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
2558 /* change clock attribute to CLOCK_MONOTONIC */
2559 ret
= pthread_condattr_setclock(&attr
, CLOCK_MONOTONIC
);
2562 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
2567 ret
= pthread_cond_init(&dri2_sync
->cond
, &attr
);
2570 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
2575 /* initial status of reusable sync must be "unsignaled" */
2576 dri2_sync
->base
.SyncStatus
= EGL_UNSIGNALED_KHR
;
2580 p_atomic_set(&dri2_sync
->refcount
, 1);
2581 return &dri2_sync
->base
;
2585 dri2_destroy_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2587 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2588 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2589 EGLint ret
= EGL_TRUE
;
2592 /* if type of sync is EGL_SYNC_REUSABLE_KHR and it is not signaled yet,
2593 * then unlock all threads possibly blocked by the reusable sync before
2596 if (dri2_sync
->base
.Type
== EGL_SYNC_REUSABLE_KHR
&&
2597 dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
2598 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2599 /* unblock all threads currently blocked by sync */
2600 err
= cnd_broadcast(&dri2_sync
->cond
);
2603 _eglError(EGL_BAD_ACCESS
, "eglDestroySyncKHR");
2607 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
2613 dri2_client_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
,
2614 EGLint flags
, EGLTime timeout
)
2616 _EGLContext
*ctx
= _eglGetCurrentContext();
2617 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2618 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2619 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2620 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2621 unsigned wait_flags
= 0;
2623 /* timespecs for cnd_timedwait */
2624 struct timespec current
;
2627 EGLint ret
= EGL_CONDITION_SATISFIED_KHR
;
2629 /* The EGL_KHR_fence_sync spec states:
2631 * "If no context is current for the bound API,
2632 * the EGL_SYNC_FLUSH_COMMANDS_BIT_KHR bit is ignored.
2634 if (dri2_ctx
&& flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)
2635 wait_flags
|= __DRI2_FENCE_FLAG_FLUSH_COMMANDS
;
2637 /* the sync object should take a reference while waiting */
2638 dri2_egl_ref_sync(dri2_sync
);
2640 switch (sync
->Type
) {
2641 case EGL_SYNC_FENCE_KHR
:
2642 case EGL_SYNC_CL_EVENT_KHR
:
2643 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
? dri2_ctx
->dri_context
: NULL
,
2644 dri2_sync
->fence
, wait_flags
,
2646 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2648 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
2651 case EGL_SYNC_REUSABLE_KHR
:
2652 if (dri2_ctx
&& dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
&&
2653 (flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)) {
2654 /* flush context if EGL_SYNC_FLUSH_COMMANDS_BIT_KHR is set */
2655 if (dri2_drv
->glFlush
)
2656 dri2_drv
->glFlush();
2659 /* if timeout is EGL_FOREVER_KHR, it should wait without any timeout.*/
2660 if (timeout
== EGL_FOREVER_KHR
) {
2661 mtx_lock(&dri2_sync
->mutex
);
2662 cnd_wait(&dri2_sync
->cond
, &dri2_sync
->mutex
);
2663 mtx_unlock(&dri2_sync
->mutex
);
2665 /* if reusable sync has not been yet signaled */
2666 if (dri2_sync
->base
.SyncStatus
!= EGL_SIGNALED_KHR
) {
2667 clock_gettime(CLOCK_MONOTONIC
, ¤t
);
2669 /* calculating when to expire */
2670 expire
.nsec
= timeout
% 1000000000L;
2671 expire
.sec
= timeout
/ 1000000000L;
2673 expire
.nsec
+= current
.tv_nsec
;
2674 expire
.sec
+= current
.tv_sec
;
2676 /* expire.nsec now is a number between 0 and 1999999998 */
2677 if (expire
.nsec
> 999999999L) {
2679 expire
.nsec
-= 1000000000L;
2682 mtx_lock(&dri2_sync
->mutex
);
2683 ret
= cnd_timedwait(&dri2_sync
->cond
, &dri2_sync
->mutex
, &expire
);
2684 mtx_unlock(&dri2_sync
->mutex
);
2686 if (ret
== thrd_busy
) {
2687 if (dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
2688 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
2690 _eglError(EGL_BAD_ACCESS
, "eglClientWaitSyncKHR");
2698 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
2704 dri2_signal_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
,
2707 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2710 if (sync
->Type
!= EGL_SYNC_REUSABLE_KHR
) {
2711 _eglError(EGL_BAD_MATCH
, "eglSignalSyncKHR");
2715 if (mode
!= EGL_SIGNALED_KHR
&& mode
!= EGL_UNSIGNALED_KHR
) {
2716 _eglError(EGL_BAD_ATTRIBUTE
, "eglSignalSyncKHR");
2720 dri2_sync
->base
.SyncStatus
= mode
;
2722 if (mode
== EGL_SIGNALED_KHR
) {
2723 ret
= cnd_broadcast(&dri2_sync
->cond
);
2725 /* fail to broadcast */
2727 _eglError(EGL_BAD_ACCESS
, "eglSignalSyncKHR");
2736 dri2_server_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2738 _EGLContext
*ctx
= _eglGetCurrentContext();
2739 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2740 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2741 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2743 dri2_dpy
->fence
->server_wait_sync(dri2_ctx
->dri_context
,
2744 dri2_sync
->fence
, 0);
2749 dri2_interop_query_device_info(_EGLDisplay
*dpy
, _EGLContext
*ctx
,
2750 struct mesa_glinterop_device_info
*out
)
2752 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2753 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2755 if (!dri2_dpy
->interop
)
2756 return MESA_GLINTEROP_UNSUPPORTED
;
2758 return dri2_dpy
->interop
->query_device_info(dri2_ctx
->dri_context
, out
);
2762 dri2_interop_export_object(_EGLDisplay
*dpy
, _EGLContext
*ctx
,
2763 struct mesa_glinterop_export_in
*in
,
2764 struct mesa_glinterop_export_out
*out
)
2766 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2767 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2769 if (!dri2_dpy
->interop
)
2770 return MESA_GLINTEROP_UNSUPPORTED
;
2772 return dri2_dpy
->interop
->export_object(dri2_ctx
->dri_context
, in
, out
);
2776 dri2_unload(_EGLDriver
*drv
)
2778 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2780 if (dri2_drv
->handle
)
2781 dlclose(dri2_drv
->handle
);
2786 dri2_load(_EGLDriver
*drv
)
2788 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2789 #ifdef HAVE_ANDROID_PLATFORM
2790 const char *libname
= "libglapi.so";
2791 #elif defined(__APPLE__)
2792 const char *libname
= "libglapi.0.dylib";
2793 #elif defined(__CYGWIN__)
2794 const char *libname
= "cygglapi-0.dll";
2796 const char *libname
= "libglapi.so.0";
2800 /* RTLD_GLOBAL to make sure glapi symbols are visible to DRI drivers */
2801 handle
= dlopen(libname
, RTLD_LAZY
| RTLD_GLOBAL
);
2803 dri2_drv
->get_proc_address
= (_EGLProc (*)(const char *))
2804 dlsym(handle
, "_glapi_get_proc_address");
2805 if (!dri2_drv
->get_proc_address
|| !libname
) {
2806 /* no need to keep a reference */
2812 /* if glapi is not available, loading DRI drivers will fail */
2813 if (!dri2_drv
->get_proc_address
) {
2814 _eglLog(_EGL_WARNING
, "DRI2: failed to find _glapi_get_proc_address");
2818 dri2_drv
->glFlush
= (void (*)(void))
2819 dri2_drv
->get_proc_address("glFlush");
2821 dri2_drv
->handle
= handle
;
2827 * This is the main entrypoint into the driver, called by libEGL.
2828 * Create a new _EGLDriver object and init its dispatch table.
2831 _eglBuiltInDriverDRI2(const char *args
)
2833 struct dri2_egl_driver
*dri2_drv
;
2837 dri2_drv
= calloc(1, sizeof *dri2_drv
);
2841 if (!dri2_load(&dri2_drv
->base
)) {
2846 _eglInitDriverFallbacks(&dri2_drv
->base
);
2847 dri2_drv
->base
.API
.Initialize
= dri2_initialize
;
2848 dri2_drv
->base
.API
.Terminate
= dri2_terminate
;
2849 dri2_drv
->base
.API
.CreateContext
= dri2_create_context
;
2850 dri2_drv
->base
.API
.DestroyContext
= dri2_destroy_context
;
2851 dri2_drv
->base
.API
.MakeCurrent
= dri2_make_current
;
2852 dri2_drv
->base
.API
.CreateWindowSurface
= dri2_create_window_surface
;
2853 dri2_drv
->base
.API
.CreatePixmapSurface
= dri2_create_pixmap_surface
;
2854 dri2_drv
->base
.API
.CreatePbufferSurface
= dri2_create_pbuffer_surface
;
2855 dri2_drv
->base
.API
.DestroySurface
= dri2_destroy_surface
;
2856 dri2_drv
->base
.API
.GetProcAddress
= dri2_get_proc_address
;
2857 dri2_drv
->base
.API
.WaitClient
= dri2_wait_client
;
2858 dri2_drv
->base
.API
.WaitNative
= dri2_wait_native
;
2859 dri2_drv
->base
.API
.BindTexImage
= dri2_bind_tex_image
;
2860 dri2_drv
->base
.API
.ReleaseTexImage
= dri2_release_tex_image
;
2861 dri2_drv
->base
.API
.SwapInterval
= dri2_swap_interval
;
2862 dri2_drv
->base
.API
.SwapBuffers
= dri2_swap_buffers
;
2863 dri2_drv
->base
.API
.SwapBuffersWithDamageEXT
= dri2_swap_buffers_with_damage
;
2864 dri2_drv
->base
.API
.SwapBuffersRegionNOK
= dri2_swap_buffers_region
;
2865 dri2_drv
->base
.API
.PostSubBufferNV
= dri2_post_sub_buffer
;
2866 dri2_drv
->base
.API
.CopyBuffers
= dri2_copy_buffers
,
2867 dri2_drv
->base
.API
.QueryBufferAge
= dri2_query_buffer_age
;
2868 dri2_drv
->base
.API
.CreateImageKHR
= dri2_create_image
;
2869 dri2_drv
->base
.API
.DestroyImageKHR
= dri2_destroy_image_khr
;
2870 dri2_drv
->base
.API
.CreateWaylandBufferFromImageWL
= dri2_create_wayland_buffer_from_image
;
2871 dri2_drv
->base
.API
.QuerySurface
= dri2_query_surface
;
2873 dri2_drv
->base
.API
.CreateDRMImageMESA
= dri2_create_drm_image_mesa
;
2874 dri2_drv
->base
.API
.ExportDRMImageMESA
= dri2_export_drm_image_mesa
;
2875 dri2_drv
->base
.API
.ExportDMABUFImageQueryMESA
= dri2_export_dma_buf_image_query_mesa
;
2876 dri2_drv
->base
.API
.ExportDMABUFImageMESA
= dri2_export_dma_buf_image_mesa
;
2878 #ifdef HAVE_WAYLAND_PLATFORM
2879 dri2_drv
->base
.API
.BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
;
2880 dri2_drv
->base
.API
.UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
;
2881 dri2_drv
->base
.API
.QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
;
2883 dri2_drv
->base
.API
.GetSyncValuesCHROMIUM
= dri2_get_sync_values_chromium
;
2884 dri2_drv
->base
.API
.CreateSyncKHR
= dri2_create_sync
;
2885 dri2_drv
->base
.API
.ClientWaitSyncKHR
= dri2_client_wait_sync
;
2886 dri2_drv
->base
.API
.SignalSyncKHR
= dri2_signal_sync
;
2887 dri2_drv
->base
.API
.WaitSyncKHR
= dri2_server_wait_sync
;
2888 dri2_drv
->base
.API
.DestroySyncKHR
= dri2_destroy_sync
;
2889 dri2_drv
->base
.API
.GLInteropQueryDeviceInfo
= dri2_interop_query_device_info
;
2890 dri2_drv
->base
.API
.GLInteropExportObject
= dri2_interop_export_object
;
2892 dri2_drv
->base
.Name
= "DRI2";
2893 dri2_drv
->base
.Unload
= dri2_unload
;
2895 return &dri2_drv
->base
;